The Graph Explores X402 and ERC8004 Standards

The Graph Network has introduced **Token API**, a pre-indexed data solution that removes the need for wallets and marketplaces to build custom infrastructure for standard token data. **What it covers:** - Token balances and prices - Transfer history - NFT data and metadata - Built on Substreams infrastructure **Current availability:** The API is live across 10 networks, providing production-ready access to commonly needed blockchain data including swaps and offchain metadata. **Coming in Q3 2026:** Real-time DEX token pricing will be added, with continued expansion to additional chains planned throughout the year. The service targets a common pain point: every wallet, block explorer, and analytics platform requires the same fundamental data but typically builds separate indexing systems.

**The Challenge** The DTCC requires position data across hundreds of blockchains in under 5 seconds post-settlement - a massive infrastructure problem that goes beyond typical startup scale. **The Solution** The Graph is developing the query layer to handle this civilization-scale data challenge. The protocol provides: - Reliable, indexed blockchain data at production-grade quality - Real-time data discovery and auditability across chains - Infrastructure that makes blockchain events searchable at scale **Why It Matters** This collaboration between traditional financial infrastructure (DTCC) and web3 indexing (The Graph) aims to: - Improve market transparency - Reduce reconciliation friction - Enable more efficient financial markets through verifiable data The partnership represents a practical step toward integrating blockchain technology into existing financial systems infrastructure.

**The Graph has simplified blockchain data access for AI agents**, eliminating the need for custom indexers. **Key capabilities now available:** - Agent marketplaces and runtime discovery - Reputation dashboards with trust scores - Cross-chain analytics - Real-time monitoring **What changed:** Complex data operations that previously required custom indexers can now be executed with a single GraphQL query. **Why it matters:** The agent economy is creating machine-scale demand for blockchain data—thousands of queries per minute from autonomous agents that operate 24/7. **For builders:** If you're working with ERC-8004, indexing infrastructure is already built. Access via [The Graph Explorer](http://thegraph.com/explorer?search=agent0) and [SDK documentation](http://sdk.ag0.xyz/docs).

**The Graph has deployed Agent0 Subgraphs across Base, BNB Chain, Ethereum, Monad, and Polygon** to support the emerging AI agent economy. The infrastructure has already processed over 1 million queries. **Key features:** - Unified GraphQL schema across all five chains - Indexes ERC-8004 agent identities, capabilities, reputation, and validation data - Millisecond query response times - Chain switching via parameter, not code rewrites **Why it matters:** AI agents are beginning to interact autonomously - hiring, discovering, paying, and rating each other. These interactions require structured, real-time blockchain data. The Graph's existing network of 15,000+ indexed datasets covering DeFi protocols, NFTs, and governance systems can now serve as queryable tools for AI agents. Developers building on ERC-8004 no longer need to create custom indexers. The infrastructure handles machine-scale demand from agents that operate continuously without rate limits. [Explore Agent0 Subgraphs](http://thegraph.com/explorer?search=agent0) | [SDK Documentation](http://sdk.ag0.xyz/docs) | [ERC-8004 Guide](http://thegraph.com/docs/subgraphs/erc-8004)

**Agent0**, developed by Marco De Rossi with Consensys and MetaMask, is now available as an SDK for building ERC-8004 agents. **Key features:** - Available in TypeScript and Python - Handles agent registration and capability advertisement - Manages MCP and A2A protocols - Processes x402 payments and feedback systems The SDK provides the infrastructure teams need to deploy ERC-8004 agents, which enable AI agents to discover each other and establish trust onchain. The standard extends Google's Agent2Agent protocol with blockchain identity, reputation, and validation. Learn more: [ERC-8004 Proposal](https://eips.ethereum.org/EIPS/eip-8004) | [Join discussion](https://t.me/marcoderossi)